We know Tom Hanks was stunned by Olivia Wilde's engagement ring, but we hadn't had a chance to see it ourselves -- until now.
Wilde, who confirmed her engagement to fellow actor Jason Sudeikis in January, was spotted at an event this week for women's rights organization Half the Sky sporting this stunner:
The ring features a beautiful halo of emeralds. We love it! Click here to see even more photos.
Wilde and Sudeikis have not yet started planning their wedding, though Wilde has said she'd like to marry in New York City.
Click through the slideshow below to see more engaged celebrities.
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